<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="培训名称" prop="trainingName">
        <el-input v-model="queryParams.trainingName" placeholder="请输入培训名称" clearable
          @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="培训讲师" prop="instructor">
        <el-input v-model="queryParams.instructor" placeholder="请输入培训讲师" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="培训时间" prop="time">
        <el-date-picker clearable v-model="queryParams.time" type="date" value-format="yyyy-MM-dd"
          placeholder="请选择培训时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="培训地点" prop="location">
        <el-input v-model="queryParams.location" placeholder="请输入培训地点" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          v-hasPermi="['trainings:training:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
          v-hasPermi="['trainings:training:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['trainings:training:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
          v-hasPermi="['trainings:training:export']">导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="trainingList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column type="index" label="序号" width="50" align="center"/>
      <el-table-column label="培训的唯一标识 (UUID)" align="center" prop="trainingId" />
      <el-table-column label="培训名称" align="center" prop="trainingName" />
      <el-table-column label="培训讲师" align="center" prop="instructor" />
      <el-table-column label="培训时间" align="center" prop="time" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.time, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="培训地点" align="center" prop="location" />
      <el-table-column label="培训内容简介" align="center" prop="trainingContent" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['trainings:training:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['trainings:training:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改赋能培训对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="培训名称" prop="trainingName">
          <el-input v-model="form.trainingName" placeholder="请输入培训名称" />
        </el-form-item>
        <el-form-item label="培训讲师" prop="instructor">
          <el-input v-model="form.instructor" placeholder="请输入培训讲师" />
        </el-form-item>
        <el-form-item label="培训时间" prop="time">
          <el-date-picker clearable v-model="form.time" type="date" value-format="yyyy-MM-dd" placeholder="请选择培训时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="培训地点" prop="location">
          <el-input v-model="form.location" placeholder="请输入培训地点" />
        </el-form-item>
        <el-form-item label="培训内容" prop="trainingContent">
          <el-input v-model="form.trainingContent" type="textarea" :rows="2" :autosize="{ minRows: 0, maxRows: 2 }"
            placeholder="请输入培训内容简介（最多20字）" maxlength="20" show-word-limit />
        </el-form-item>


      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listTraining, getTraining, delTraining, addTraining, updateTraining } from "@/api/trainings/training";

export default {
  name: "Training",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 赋能培训表格数据
      trainingList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        trainingName: null,
        instructor: null,
        time: null,
        location: null,
        trainingContent: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        trainingName: [
          { required: true, message: "培训名称不能为空", trigger: "blur" }
        ],
        instructor: [
          { required: true, message: "培训讲师不能为空", trigger: "blur" }
        ],
        time: [
          { required: true, message: "培训时间不能为空", trigger: "blur" }
        ],
        location: [
          { required: true, message: "培训地点不能为空", trigger: "blur" }
        ],
        trainingContent: [
          { required: true, message: "培训内容简介不能为空", trigger: "blur" },
          { max: 20, message: "培训内容简介不能超过20个字", trigger: "blur" }
        ]
      }

    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询赋能培训列表 */
    getList() {
      this.loading = true;
      listTraining(this.queryParams).then(response => {
        this.trainingList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        trainingId: null,
        trainingName: null,
        instructor: null,
        time: null,
        location: null,
        trainingContent: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.trainingId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加赋能培训";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const trainingId = row.trainingId || this.ids
      getTraining(trainingId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改赋能培训";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.trainingId != null) {
            updateTraining(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addTraining(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const trainingIds = row.trainingId || this.ids;
      this.$modal.confirm('是否确认删除赋能培训编号为"' + trainingIds + '"的数据项？').then(function() {
        return delTraining(trainingIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('trainings/training/export', {
        ...this.queryParams
      }, `training_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
